Interior portion of a front vehicle door



FIG. 1 is a front view of an interior portion of a front vehicle door according to our novel design;

FIG. 2 is a left side view of an interior portion of a front vehicle door according to our novel design;

FIG. 3 is a top view of an interior portion of a front vehicle door according to our novel design; and,

FIG. 4 is a perspective view from the front side of an interior portion of a front vehicle door according to our novel design.

The broken line included depicts environment and is not part of the claimed design. 

The ornamental design for an interior portion of a front vehicle door, as shown and described. 